VulnerabilityModified
CVE-2021-30472
A stack-based buffer overflow in PdfEncryptMD5Base::ComputeOwnerKey function in PdfEncrypt.cpp is possible because of a improper check of the keyLength value.
HIGH 7.8EPSS 0.76%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A flaw was found in PoDoFo 0.9.7. A stack-based buffer overflow in PdfEncryptMD5Base::ComputeOwnerKey function in PdfEncrypt.cpp is possible because of a improper check of the keyLength value.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.76% probability · 53th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-787
- Affected
- podofo project/podofo
- Source
- patrick@puiterwijk.org
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1947458Exploit, Issue Tracking, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1947458Exploit, Issue Tracking, Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.