Medium severity5.9NVD Advisory· Published Aug 15, 2019· Updated Jun 17, 2026
CVE-2019-13377
CVE-2019-13377
Description
The implementations of SAE and EAP-pwd in hostapd and wpa_supplicant 2.x through 2.8 are vulnerable to side-channel attacks as a result of observable timing differences and cache access patterns when Brainpool curves are used. An attacker may be able to gain leaked information from a side-channel attack that can be used for full password recovery.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
24- Range: 2.x through 2.8
- osv-coords22 versionspkg:rpm/opensuse/wpa_supplicant&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/wpa_supplicant&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/wpa_supplicant&distro=openSUSE%20Tumbleweedpkg:rpm/suse/wpa_supplicant&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP1pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/wpa_supplicant&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/wpa_supplicant&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/wpa_supplicant&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/wpa_supplicant&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 2.9-lp151.5.10.1+ 21 more
- (no CPE)range: < 2.9-lp151.5.10.1
- (no CPE)range: < 2.9-lp152.8.3.1
- (no CPE)range: < 2.9-13.4
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-4.20.1
- (no CPE)range: < 2.9-4.20.1
- (no CPE)range: < 2.9-4.20.1
- (no CPE)range: < 2.9-4.20.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-23.3.1
- (no CPE)range: < 2.9-4.20.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-23.3.1
- (no CPE)range: < 2.9-4.20.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
Patches
Vulnerability mechanics
References
6- w1.fi/cgit/hostap/commit/nvdMailing ListPatchVendor Advisory
- w1.fi/cgit/hostap/commit/nvdMailing ListPatchVendor Advisory
- seclists.org/bugtraq/2019/Sep/56nvdMailing ListThird Party Advisory
- usn.ubuntu.com/4098-1/nvdThird Party Advisory
- www.debian.org/security/2019/dsa-4538nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IELLEPIXWQOJFW4SZMU3WQHO63JFAHA4/nvd
News mentions
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