6.5

CVE-2020-7045: debian debian_linux NULL Pointer Dereference

CVSS: 6.5v3.1MediumModified
AliasesMGASA-2020-0044UBUNTU-CVE-2020-7045DEBIAN-CVE-2020-7045
Published 16-01-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-7045 is a medium (CVSS 6.5) NULL Pointer Dereference vulnerability in debian debian_linux. EPSS estimates a 1.46% chance of exploitation in the next 30 days, higher than 73.1% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.1 (NVD)
EPSS score
1.46%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Advisory lineage

Upstream 0 · Downstream 1
DLA-2547-1

Timeline

  1. 16-01-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

In Wireshark 3.0.x before 3.0.8, the BT ATT dissector could crash. This was addressed in epan/dissectors/packet-btatt.c by validating opcodes.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

1.46%

Chance of exploitation in the next 30 days

Percentile

73%

Versus all other CVEs

30-day change

0.00 pp

From 1.46% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.46%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (bugs.wireshark.org)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Debian2 products
Mageia1 product
  • wireshark< 3.0.8-1.mga7
Ubuntu1 product
  • wiresharkAll versions (No fix recorded)
Wireshark1 product

4 vendors · 5 products

References

13 links
Show all 13 references