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01 Record

CVE-2016-7054

ChaCha20/Poly1305 heap-buffer-overflow

UnratedPUBLISHEDCNA: openssl
CNA base scoreUnratedNo CNA CVSS vector

02 Description

ChaCha20/Poly1305 heap-buffer-overflow

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
32.38% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 98.2% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2017-05-04 19:00Z9 YR AGO
Last updated
2024-09-17 00:30Z2 YR AGO
Reserved
2016-08-23
Assigning CNA
openssl
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-284Improper Access ControlPillar
  • CWE-122Heap-based Buffer OverflowVariant
Data version
5.1
Document digest
8da4105b839fed0f03b40b0c349fe5c58df7a6ac6276eaf205b1bb62d0742c0c

05 Affected products

VendorProductVersionsPlatforms
OpenSSLOpenSSLopenssl-1.1.0, openssl-1.1.0a, openssl-1.1.0b—

06 References

07 Fixed in

Arch Linux

  • lib32-openssl
    Not affected
  • openssl
    Not affected

Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.

Debian 12

  • openssl
    Fixed in 1.1.0c-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • openssl
    Fixed in 1.1.0c-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • openssl
    Fixed in 1.1.0c-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.