What is CVE-2018-20797?

CVE-2018-20797 is a medium-severity vulnerability in Podofo Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2019-02-27.

How severe is CVE-2018-20797?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2018-20797 known to be exploited?

6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Podofo Project

CVE-2018-20797

An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in PoDoFo::podofo_calloc in base/PdfMemoryManagement.cpp when called from PoDoFo::PdfPredictorDecoder::PdfPredictorDecoder in base/PdfFiltersPrivate.cpp.

Vulnerability class: Buffer Overflow

EPSS: 0.014 (68.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Podofo_project Podofo — versions 0.9.6
N/a — versions n/a

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-20797?: CVE-2018-20797 is a medium-severity vulnerability in Podofo Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2019-02-27.
How severe is CVE-2018-20797?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2018-20797 known to be exploited?: 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.