High severity · published Aug 23, 2021
CVE-2020-18771
Exiv2 0.27.99.0 has a global buffer over-read in Exiv2::Internal::Nikon1MakerNote::print0x0088 in nikonmn_int.cpp which can result in an information leak
8.1
CVSS
1.8%
EPSS
No
On KEV
Description
Exiv2 0.27.99.0 has a global buffer over-read in Exiv2::Internal::Nikon1MakerNote::print0x0088 in nikonmn_int.cpp which can result in an information leak.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
10.0 · source: NVD
EX
Exiv2 · Exiv2
0.27.99.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-18771
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-18771
Technical Description
https://cwe.mitre.org/data/definitions/126.html
Exploit
https://github.com/Exiv2/exiv2/issues/756
Mailing List
https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html
security.gentoo.org
https://security.gentoo.org/glsa/202312-06
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