CVE-2022-3715: gnu bash
CVSS: 7.8v3.1HighModified
AliasesRHSA-2023:0340UBUNTU-CVE-2022-3715USN-6697-1DEBIAN-CVE-2022-3715
Published 05-01-2023Last modified 14-10-2026
Vulnerability summary
CVE-2022-3715 is a high (CVSS 7.8) vulnerability in gnu bash. EPSS estimates a 0.38% chance of exploitation in the next 30 days, higher than 30.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v3.1 (CVE.org)EPSS score
0.38%
0%100%
Low · +0.03 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 05-01-2023PublishedVulnerability first disclosed.
- 14-10-2026Last modifiedVulnerability information updated.
Description
A flaw was found in the bash package, where a heap-buffer overflow can occur in valid parameter_transform. This issue may lead to memory problems.
CVSS metrics
5 scores · 5 sources · 1 versionHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSources5 sources · 6.6–7.8
- OSV · Red hatEcosystem advisory · calculated6.6MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:HDiffers
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.38%
Chance of exploitation in the next 30 days
Percentile
31%
Versus all other CVEs
30-day change
+0.03 pp
From 0.36% on 18-09-2026
18-09-202618-10-2026
EPSS score0.38%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugzilla.redhat.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Redhat5 products
- enterprise_linux9.0
- bash< 0:5.1.8-6.el9_1
- bash-debuginfo< 0:5.1.8-6.el9_1
- bash-debugsource< 0:5.1.8-6.el9_1
- bash-devel< 0:5.1.8-6.el9_1
Debian1 product
- bash< 5.2-1
Gnu1 product
- bash≥ 5.1, < 5.1.8
Ubuntu1 product
- bash< 5.1-6ubuntu1.1
4 vendors · 8 products
