CVE-2021-30472
CVE-2021-30472 is a high-severity vulnerability in Podofo Project Podofo with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (51st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Podofo Project Podofo
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2021-30472?
- 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.
- How severe is CVE-2021-30472?
- CVE-2021-30472 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-30472 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-30472?
- CVE-2021-30472 affects Podofo Project Podofo. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-30472?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2021-30472 published?
- CVE-2021-30472 was published on 2021-05-26 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:podofo_project:podofo:0.9.7:*:*:*:*:*:*:*
More vulnerabilities in Podofo Project Podofo
- CVE-2019-9687 — Critical (CVSS 9.8): PoDoFo 0.9.6 has a heap-based buffer overflow in PdfString::ConvertUTF16toUTF8 in base/PdfString.cpp.
- CVE-2017-8378 — Critical (CVSS 9.8): Heap-based buffer overflow in the PdfParser::ReadObjects function in base/PdfParser.cpp in PoDoFo 0.9.5 allows remote…
- CVE-2015-8981 — Critical (CVSS 9.8): Heap-based buffer overflow in the PdfParser::ReadXRefSubsection function in base/PdfParser.cpp in PoDoFo allows…
- CVE-2023-31568 — High (CVSS 8.8): Podofo v0.10.0 was discovered to contain a heap buffer overflow via the component PoDoFo::PdfEncryptRC4::PdfEncryptRC4.
- CVE-2023-31567 — High (CVSS 8.8): Podofo v0.10.0 was discovered to contain a heap buffer overflow via the component…
- CVE-2023-31566 — High (CVSS 8.8): Podofo v0.10.0 was discovered to contain a heap-use-after-free via the component…
All CVEs affecting Podofo Project Podofo →
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