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High severity7.8NVD Advisory· Published May 24, 2022· Updated Jun 17, 2026

CVE-2022-26532

CVE-2022-26532

Description

A argument injection vulnerability in the 'packet-trace' CLI command of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, VPN series firmware versions 4.30 through 5.21, NSG series firmware versions 1.00 through 1.33 Patch 4, NXC2500 firmware version 6.10(AAIG.3) and earlier versions, NAP203 firmware version 6.25(ABFA.7) and earlier versions, NWA50AX firmware version 6.25(ABYW.5) and earlier versions, WAC500 firmware version 6.30(ABVS.2) and earlier versions, and WAX510D firmware version 6.30(ABTF.2) and earlier versions, that could allow a local authenticated attacker to execute arbitrary OS commands by including crafted arguments to the CLI command.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

100
  • Zyxel/Atp100 Firmware
    cpe:2.3:o:zyxel:atp100_firmware:*:*:*:*:*:*:*:*
    Range: >=4.32,<=5.21
  • Zyxel/Atp100w Firmware
    cpe:2.3:o:zyxel:atp100w_firmware:*:*:*:*:*:*:*:*
    Range: >=4.32,<=5.21
  • Zyxel/Atp200 Firmware
    cpe:2.3:o:zyxel:atp200_firmware:*:*:*:*:*:*:*:*
    Range: >=4.32,<=5.21
  • Zyxel/Atp500 Firmware
    cpe:2.3:o:zyxel:atp500_firmware:*:*:*:*:*:*:*:*
    Range: >=4.32,<=5.21
  • Zyxel/Atp700 Firmware
    cpe:2.3:o:zyxel:atp700_firmware:*:*:*:*:*:*:*:*
    Range: >=4.32,<=5.21
  • Zyxel/Atp800 Firmware
    cpe:2.3:o:zyxel:atp800_firmware:*:*:*:*:*:*:*:*
    Range: >=4.32,<=5.21
  • Zyxel/Nap203 Firmware2 versions
    cpe:2.3:o:zyxel:nap203_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:zyxel:nap203_firmware:*:*:*:*:*:*:*:*range: <=6.25\(abfa.7\)
    • (no CPE)range: <= 6.25(ABFA.7)
  • Zyxel/Nap303 Firmware
    cpe:2.3:o:zyxel:nap303_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(abex.7\)
  • Zyxel/Nap353 Firmware
    cpe:2.3:o:zyxel:nap353_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(abey.7\)
  • Zyxel/Nsg100 Firmware6 versions
    cpe:2.3:o:zyxel:nsg100_firmware:*:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:o:zyxel:nsg100_firmware:*:*:*:*:*:*:*:*range: >=1.00,<1.33
    • cpe:2.3:o:zyxel:nsg100_firmware:1.33:-:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg100_firmware:1.33:patch1:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg100_firmware:1.33:patch2:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg100_firmware:1.33:patch3:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg100_firmware:1.33:patch4:*:*:*:*:*:*
  • Zyxel/Nsg300 Firmware6 versions
    cpe:2.3:o:zyxel:nsg300_firmware:*:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:o:zyxel:nsg300_firmware:*:*:*:*:*:*:*:*range: >=1.00,<1.33
    • cpe:2.3:o:zyxel:nsg300_firmware:1.33:-:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg300_firmware:1.33:patch1:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg300_firmware:1.33:patch2:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg300_firmware:1.33:patch3:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg300_firmware:1.33:patch4:*:*:*:*:*:*
  • Zyxel/Nsg50 Firmware6 versions
    cpe:2.3:o:zyxel:nsg50_firmware:*:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:o:zyxel:nsg50_firmware:*:*:*:*:*:*:*:*range: >=1.00,<1.33
    • cpe:2.3:o:zyxel:nsg50_firmware:1.33:-:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg50_firmware:1.33:patch1:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg50_firmware:1.33:patch2:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg50_firmware:1.33:patch3:*:*:*:*:*:*
    • cpe:2.3:o:zyxel:nsg50_firmware:1.33:patch4:*:*:*:*:*:*
  • Zyxel/Nwa110ax Firmware
    cpe:2.3:o:zyxel:nwa110ax_firmware:*:*:*:*:*:*:*:*
    Range: <=6.30\(abtg.2\)
  • Zyxel/Nwa1123 Ac Hd Firmware
    cpe:2.3:o:zyxel:nwa1123-ac-hd_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(abin.6\)
  • Zyxel/Nwa1123ac Pro Firmware
    cpe:2.3:o:zyxel:nwa1123-ac-pro_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(abhd.7\)
  • Zyxel/Nwa1123acv3 Firmware
    cpe:2.3:o:zyxel:nwa1123acv3_firmware:*:*:*:*:*:*:*:*
    Range: <=6.30\(abvt.2\)
  • Zyxel/Nwa1302 Ac Firmware
    cpe:2.3:o:zyxel:nwa1302-ac_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(abku.6\)
  • Zyxel/Nwa210ax Firmware
    cpe:2.3:o:zyxel:nwa210ax_firmware:*:*:*:*:*:*:*:*
    Range: <=6.30\(abtd.2\)
  • Zyxel/Nwa50ax Firmware2 versions
    cpe:2.3:o:zyxel:nwa50ax_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:zyxel:nwa50ax_firmware:*:*:*:*:*:*:*:*range: <=6.25\(abyw.5\)
    • (no CPE)range: <= 6.25(ABYW.5)
  • Zyxel/Nwa5123 Ac Hd Firmware
    cpe:2.3:o:zyxel:nwa5123-ac-hd_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(abim.6\)
  • Zyxel/Nwa55axe Firmware
    cpe:2.3:o:zyxel:nwa55axe_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(abzl.5\)
  • Zyxel/Nwa90ax Firmware
    cpe:2.3:o:zyxel:nwa90ax_firmware:*:*:*:*:*:*:*:*
    Range: <=6.27\(accv.2\)
  • Zyxel/Nxc2500 Firmware2 versions
    cpe:2.3:o:zyxel:nxc2500_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:zyxel:nxc2500_firmware:*:*:*:*:*:*:*:*range: <=6.10\(aaig.3\)
    • (no CPE)range: <= 6.10(AAIG.3)
  • Zyxel/Nxc5500 Firmware
    cpe:2.3:o:zyxel:nxc5500_firmware:*:*:*:*:*:*:*:*
    Range: <=6.10\(aaos.3\)
  • Zyxel/Usg200 Firmware
    cpe:2.3:o:zyxel:usg200_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg20 Firmware
    cpe:2.3:o:zyxel:usg20_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg210 Firmware
    cpe:2.3:o:zyxel:usg210_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg2200 Firmware
    cpe:2.3:o:zyxel:usg2200_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg300 Firmware
    cpe:2.3:o:zyxel:usg300_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg310 Firmware2 versions
    cpe:2.3:o:zyxel:usg310_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:zyxel:usg310_firmware:*:*:*:*:*:*:*:*range: >=4.09,<=4.71
    • cpe:2.3:o:zyxel:usg_310_firmware:*:*:*:*:*:*:*:*range: >=4.09,<=4.71
  • Zyxel/Usg1100 Firmware
    cpe:2.3:o:zyxel:usg_1100_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg110 Firmware
    cpe:2.3:o:zyxel:usg_110_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg1900 Firmware
    cpe:2.3:o:zyxel:usg_1900_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg20w VPN Firmware
    cpe:2.3:o:zyxel:usg_20w-vpn_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg20w Firmware
    cpe:2.3:o:zyxel:usg_20w_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg2200 VPN Firmware
    cpe:2.3:o:zyxel:usg_2200-vpn_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg40 Firmware
    cpe:2.3:o:zyxel:usg_40_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg40w Firmware
    cpe:2.3:o:zyxel:usg_40w_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg60 Firmware
    cpe:2.3:o:zyxel:usg_60_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg60w Firmware
    cpe:2.3:o:zyxel:usg_60w_firmware:*:*:*:*:*:*:*:*
    Range: >=4.09,<=4.71
  • Zyxel/Usg Flex 100 Firmware
    cpe:2.3:o:zyxel:usg_flex_100_firmware:*:*:*:*:*:*:*:*
    Range: >=4.50,<=5.21
  • Zyxel/Usg Flex 100w Firmware
    cpe:2.3:o:zyxel:usg_flex_100w_firmware:*:*:*:*:*:*:*:*
    Range: >=4.50,<=5.21
  • Zyxel/Usg Flex 200 Firmware
    cpe:2.3:o:zyxel:usg_flex_200_firmware:*:*:*:*:*:*:*:*
    Range: >=4.50,<=5.21
  • Zyxel/Usg Flex 500 Firmware
    cpe:2.3:o:zyxel:usg_flex_500_firmware:*:*:*:*:*:*:*:*
    Range: >=4.50,<=5.21
  • Zyxel/Usg Flex 700 Firmware
    cpe:2.3:o:zyxel:usg_flex_700_firmware:*:*:*:*:*:*:*:*
    Range: >=4.50,<=5.21
  • Zyxel/Vpn1000 Firmware
    cpe:2.3:o:zyxel:vpn1000_firmware:*:*:*:*:*:*:*:*
    Range: >=4.30,<=5.21
  • Zyxel/Vpn100 Firmware
    cpe:2.3:o:zyxel:vpn100_firmware:*:*:*:*:*:*:*:*
    Range: >=4.30,<=5.21
  • Zyxel/Vpn300 Firmware
    cpe:2.3:o:zyxel:vpn300_firmware:*:*:*:*:*:*:*:*
    Range: >=4.30,<=5.21
  • Zyxel/Vpn50 Firmware
    cpe:2.3:o:zyxel:vpn50_firmware:*:*:*:*:*:*:*:*
    Range: >=4.30,<=5.21
  • Zyxel/Wac500 Firmware2 versions
    cpe:2.3:o:zyxel:wac500_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:zyxel:wac500_firmware:*:*:*:*:*:*:*:*range: <=6.30\(abvs.2\)
    • (no CPE)range: <= 6.30(ABVS.2)
  • Zyxel/Wac500h Firmware
    cpe:2.3:o:zyxel:wac500h_firmware:*:*:*:*:*:*:*:*
    Range: <=6.30\(abwa.2\)
  • Zyxel/Wac5302d S Firmware
    cpe:2.3:o:zyxel:wac5302d-s_firmware:*:*:*:*:*:*:*:*
    Range: <=6.10\(abfh.10\)
  • Zyxel/Wac5302d Sv2 Firmware
    cpe:2.3:o:zyxel:wac5302d-sv2_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(abvz.6\)
  • Zyxel/Wac6103d I Firmware
    cpe:2.3:o:zyxel:wac6103d-i_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(aaxh.7\)
  • Zyxel/Wac6303d S Firmware
    cpe:2.3:o:zyxel:wac6303d-s_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(abgl.6\)
  • Zyxel/Wac6502d E Firmware
    cpe:2.3:o:zyxel:wac6502d-e_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(aasd.7\)
  • Zyxel/Wac6502d S Firmware
    cpe:2.3:o:zyxel:wac6502d-s_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(aase.7\)
  • Zyxel/Wac6503d S Firmware
    cpe:2.3:o:zyxel:wac6503d-s_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(aasf.7\)
  • Zyxel/Wac6552d S Firmware
    cpe:2.3:o:zyxel:wac6552d-s_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(abio.7\)
  • Zyxel/Wac6553d S Firmware
    cpe:2.3:o:zyxel:wac6553d-s_firmware:*:*:*:*:*:*:*:*
    Range: <=6.25\(aasg.7\)
  • Zyxel/Wax510d Firmware2 versions
    cpe:2.3:o:zyxel:wax510d_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:zyxel:wax510d_firmware:*:*:*:*:*:*:*:*range: <=6.30\(abtf.2\)
    • (no CPE)range: <= 6.30(ABTF.2)
  • Zyxel/Wax610d Firmware
    cpe:2.3:o:zyxel:wax610d_firmware:*:*:*:*:*:*:*:*
    Range: <=6.30\(abte.2\)
  • Zyxel/Wax630s Firmware
    cpe:2.3:o:zyxel:wax630s_firmware:*:*:*:*:*:*:*:*
    Range: <=6.30\(abzd.2\)
  • Zyxel/Wax650s Firmware
    cpe:2.3:o:zyxel:wax650s_firmware:*:*:*:*:*:*:*:*
    Range: <=6.30\(abrm.2\)
  • Zyxel/NAP203llm-create
    Range: <=6.25(ABFA.7)
  • Zyxel/VPN seriesllm-fuzzy2 versions
    4.30 - 5.21+ 1 more
    • (no CPE)range: 4.30 - 5.21
    • (no CPE)range: 4.30 through 5.21
  • Zyxel/ZyWALL/USG seriesllm-fuzzy2 versions
    4.09 - 4.71+ 1 more
    • (no CPE)range: 4.09 - 4.71
    • (no CPE)range: 4.09 through 4.71
  • Zyxel/NWA50AXllm-fuzzy
    Range: <=6.25(ABYW.5)
  • Zyxel/NXC2500llm-fuzzy
    Range: <=6.10(AAIG.3)
  • Zyxel/NSG seriesllm-fuzzy
    Range: 1.00 - 1.33 Patch 4
  • Zyxel/WAX510Dllm-fuzzy
    Range: <=6.30(ABTF.2)
  • Zyxel/ATP seriesllm-fuzzy2 versions
    4.32 - 5.21+ 1 more
    • (no CPE)range: 4.32 - 5.21
    • (no CPE)range: 4.32 through 5.21
  • Zyxel/USG FLEX seriesllm-fuzzy2 versions
    4.50 - 5.21+ 1 more
    • (no CPE)range: 4.50 - 5.21
    • (no CPE)range: 4.50 through 5.21
  • Zyxel/WAC500llm-fuzzy
    Range: <=6.30(ABVS.2)
  • Zyxel/ATP series firmwarecpe-rescue
    Range: 1.00 through 1.33 Patch 4

Patches

Vulnerability mechanics

References

3

News mentions

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