CVE-2015-3622

CVE-2015-3622 is a medium-severity vulnerability in Gnu Libtasn1 with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 33% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Description

The _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.5 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted certificate.

Frequently asked questions

What is CVE-2015-3622?
The _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.5 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted certificate.
How severe is CVE-2015-3622?
CVE-2015-3622 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2015-3622 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 33% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-3622?
CVE-2015-3622 primarily affects Gnu Libtasn1. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-3622?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-3622 published?
CVE-2015-3622 was published on 2015-05-12 and last updated on 2026-06-17.

References

Affected products (3)

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