CVE-2018-17082: debian debian_linux
Vulnerability summary
CVE-2018-17082 is a medium (CVSS 6.1) vulnerability in debian debian_linux. EPSS estimates a 4.10% chance of exploitation in the next 30 days, higher than 90.7% of scored vulnerabilities. 1 public exploit is recorded.
Not severe (CVSS 6.1, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 5 · Related 4Timeline
- 16-09-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The Apache2 component in PHP before 5.6.38, 7.0.x before 7.0.32, 7.1.x before 7.1.22, and 7.2.x before 7.2.10 allows XSS via the body of a "Transfer-Encoding: chunked" request, because the bucket brigade is mishandled in the php_handler function in sapi/apache2handler/sapi_apache2.c.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · AlpineEcosystem advisory · calculated6.1MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- OSV · UbuntuEcosystem advisory · calculated6.1MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS trend
Probability
4.10%
Chance of exploitation in the next 30 days
Percentile
91%
Versus all other CVEs
30-day change
No change 0.00 pp
From 4.10% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
1 foundExploit Reference (bugs.php.net)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Suse8 products
- php53&distro=SUSE Linux Enterprise Server 11 SP4< 5.3.17-112.41.1
- php53&distro=SUSE Linux Enterprise Server for SAP Applications 11 SP4< 5.3.17-112.41.1
- php53&distro=SUSE Linux Enterprise Software Development Kit 11 SP4< 5.3.17-112.41.1
- php5&distro=SUSE Linux Enterprise Module for Web and Scripting 12< 5.5.14-109.41.1
- php5&distro=SUSE Linux Enterprise Software Development Kit 12 SP3< 5.5.14-109.41.1
Ubuntu3 products
- php5< 5.5.9+dfsg-1ubuntu4.26
- php7.0< 7.0.32-0ubuntu0.16.04.1
- php7.2< 7.2.10-0ubuntu0.18.04.1
Alpine2 products
- php5< 5.6.38-r0
- php7< 7.0.32-r0 | < 7.1.29-r0
Debian2 products
- php5< 5.6.38+dfsg-0+deb8u1
- debian_linuxEOL8.0 | 9.0
Netapp1 product
Php1 product
- php< 5.6.38 | ≥ 7.0.0, < 7.0.32 | ≥ 7.1.0, < 7.1.22 | ≥ 7.2.0, < 7.2.10
6 vendors · 17 products
References
21 links- github.com/php/php-src/commit/23b057742e3cf199612fa8050ae86cae675e214eX Refsource MISCPatchVendor Advisory
- lists.debian.org/debian-lts-announce/2018/09/msg00020.htmlMailing ListX Refsource MLISTThird Party Advisory
- www.tenable.com/security/tns-2019-07X Refsource CONFIRM