High severity7.5NVD Advisory· Published Dec 11, 2020· Updated Jun 17, 2026
CVE-2020-13987
CVE-2020-13987
Description
An issue was discovered in Contiki through 3.0. An Out-of-Bounds Read vulnerability exists in the uIP TCP/IP Stack component when calculating the checksums for IP packets in upper_layer_chksum in net/ipv4/uip.c.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
25- Range: <=3.0
- osv-coords24 versionspkg:rpm/suse/open-iscsi&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP2pkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP3pkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/open-iscsi&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/open-iscsi&distro=SUSE%20Manager%20Proxy%204.0pkg:rpm/suse/open-iscsi&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.0pkg:rpm/suse/open-iscsi&distro=SUSE%20Manager%20Server%204.0pkg:rpm/suse/open-iscsi&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/open-iscsi&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 2.0.876-13.42.1+ 23 more
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.1.4-22.14.1
- (no CPE)range: < 2.1.4-22.14.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-53.34.1
- (no CPE)range: < 2.0.876-12.27.2
- (no CPE)range: < 2.0.876-12.27.2
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-12.27.2
- (no CPE)range: < 2.0.876-12.27.2
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-13.42.1
- (no CPE)range: < 2.0.876-12.27.2
- (no CPE)range: < 2.0.876-12.27.2
Patches
Vulnerability mechanics
References
3- cert-portal.siemens.com/productcert/pdf/ssa-541018.pdfnvdPatchThird Party Advisory
- us-cert.cisa.gov/ics/advisories/icsa-20-343-01nvdThird Party AdvisoryUS Government Resource
- www.kb.cert.org/vuls/id/815128nvdThird Party AdvisoryUS Government Resource
News mentions
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