Medium severity · published Aug 11, 2023
CVE-2021-25786
An issue was discovered in QPDF version 10.0.4, allows remote attackers to execute arbitrary code via crafted .pdf file to Pl_ASCII85Decoder::write parameter in libqpdf
5.3
CVSS
0.5%
EPSS
No
On KEV
Description
An issue was discovered in QPDF version 10.0.4, allows remote attackers to execute arbitrary code via crafted .pdf file to Pl_ASCII85Decoder::write parameter in libqpdf.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 45% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QP
Qpdf · Qpdf Project
10.0.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-25786
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-25786
Exploit
https://github.com/qpdf/qpdf/issues/492
Mailing List
https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html
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