What’s Vulnerable › Vulnerabilities

CVE-2020-18899

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-08-19 · updated 2026-06-17
• Weakness: CWE-770

Description

An uncontrolled memory allocation in DataBufdata(subBox.length-sizeof(box)) function of Exiv2 0.27 allows attackers to cause a denial of service (DOS) via a crafted input.

Affected products

• exiv2: 0.27

References

• https://cwe.mitre.org/data/definitions/789.html
• https://github.com/Exiv2/exiv2/issues/742
• https://security.gentoo.org/glsa/202312-06
• https://cwe.mitre.org/data/definitions/789.html
• https://github.com/Exiv2/exiv2/issues/742
• https://security.gentoo.org/glsa/202312-06

Get alerted when CVE-2020-18899 or the next vulnerability affects your stack