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No exploitation reportedFix available

CVE-2020-36149

No exploitation reported by the sources we read.

  • Published2021-02-08
  • WeaknessCWE-476

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Incorrect handling of input data in changeAttribute function in the libmysofa library 0.5 - 1.1 will lead to NULL pointer dereference and segmentation fault error in case of restrictive memory protection or near NULL pointer overwrite in case of no memory restrictions (e.g. in embedded environments).

Timeline

dates in UTC
  1. 2021-02-0821:15CVE publishedNVD

Versions per branch

NVD
Fedoraproject fedora
BranchAffectedFixed in
32.x= 32no fix published
Symonics libmysofa
BranchAffectedFixed in
1.1≥ 0.5, ≤ 1.1no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • libmysofaUbuntu:Pro:20.04:LTSall versions · no fixed version listed
  • libmysofaUbuntu:Pro:18.04:LTSall versions · no fixed version listed
  • libmysofaUbuntu:22.04:LTSall versions · fixed in 1.2~dfsg0-1
  • libmysofaSUSE:Package Hub 15 SP2all versions · fixed in 0.9.1-bp152.4.3.1
  • libmysofaopenSUSE:Leap 15.2all versions · fixed in 0.9.1-lp152.3.3.1
  • libmysofaDebian:14all versions · fixed in 1.2~dfsg0-1
  • libmysofaDebian:13all versions · fixed in 1.2~dfsg0-1
  • libmysofaDebian:12all versions · fixed in 1.2~dfsg0-1

Vendor advisories

  • CVE-2020-36149 Red Hat Product Security

    libmysofa: Incorrect handling of input data in changeAttribute function

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published
2021-02-08
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-7h6h-hrf8-cc7v

Frequently asked questions

What is CVE-2020-36149?

Incorrect handling of input data in changeAttribute function in the libmysofa library 0.5 - 1.1 will lead to NULL pointer dereference and segmentation fault error in case of restrictive memory protection or near NULL pointer overwrite in case of no memory restrictions (e.g. in embedded environments).

Is CVE-2020-36149 actively exploited?

Active exploitation of CVE-2020-36149 has not been confirmed. Its EPSS score was 1.2% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-36149?

CVE-2020-36149 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

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