CVE-2024-11233: php_group php Heap-based Buffer Overflow
CVSS: 8.2v3.1HighModified
AliasesUBUNTU-CVE-2024-11233DEBIAN-CVE-2024-11233CGA-2wqm-gwrh-2m9vCGA-6q3v-qvrr-xx7pCGA-77vc-qrcq-6f3vCGA-cwvq-3wm8-7w56CGA-h4q2-8wm3-2m8cCGA-wmcc-98hq-pr8c
Published 24-11-2024Last modified 03-11-2025
Vulnerability summary
CVE-2024-11233 is a high (CVSS 8.2) Heap-based Buffer Overflow vulnerability in php_group php. EPSS estimates a 1.61% chance of exploitation in the next 30 days, higher than 75.5% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
8.2/10
010
High · v3.1 (NVD)EPSS score
1.61%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 14 · Related 8Timeline
- 24-11-2024PublishedVulnerability first disclosed.
- 03-11-2025Last modifiedVulnerability information updated.
Description
In PHP versions 8.1.* before 8.1.31, 8.2.* before 8.2.26, 8.3.* before 8.3.14, due to an error in convert.quoted-printable-decode filter certain data can lead to buffer overread by one byte, which can in certain circumstances lead to crashes or disclose content of other memory areas.
CVSS metrics
6 scores · 6 sources · 1 versionHigh 8.2Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:HSources6 sources · 4.8–8.2
- CVE.orgCNA4.8MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:LDiffers
- OSV · UbuntuEcosystem advisory · calculated8.2HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- OSV · DebianEcosystem advisory · calculated8.2HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- OSV · WolfiEcosystem advisory · calculated4.8MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:LDiffers
- OSV · ChainguardEcosystem advisory · calculated4.8MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:LDiffers
EPSS trend
Probability
1.61%
Chance of exploitation in the next 30 days
Percentile
76%
Versus all other CVEs
30-day change
0.00 pp
From 1.61% on 19-09-2026
19-09-202619-10-2026
EPSS score1.61%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundPhp Src
Maturity: poc
Weaknesses
CWE · root cause- CWE-122Heap-based Buffer OverflowA heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Ubuntu6 products
- php5All versions (No fix recorded)
- php7.0< 7.0.33-0ubuntu0.16.04.16+esm14
- php7.2All versions (No fix recorded)
- php7.4< 7.4.3-4ubuntu2.26
- php8.1< 8.1.2-1ubuntu2.20
Chainguard3 products
- php-8.1< 8.1.31-r0
- php-8.2< 8.2.26-r0
- php-8.3< 8.3.14-r0
Wolfi3 products
- php-8.1< 8.1.31-r0
- php-8.2< 8.2.26-r0
- php-8.3< 8.3.14-r0
Debian1 product
- php8.2< 8.2.26-1~deb12u1
Php1 product
- php≥ 8.1.0, < 8.1.31 | ≥ 8.2.0, < 8.2.26 | ≥ 8.3.0, < 8.3.14
Php_group1 product
- php≥ 8.1.*, < 8.1.31 | ≥ 8.2.*, < 8.2.26 | ≥ 8.3.*, < 8.3.14
6 vendors · 15 products
