The gzip_decode function in the xmlrpc client library in Python 3.4 and earlier allows…
Priority LOW 39Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 14 fixed, 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
The gzip_decode function in the xmlrpc client library in Python 3.4 and earlier allows remote attackers to cause a denial of service (memory consumption) via a crafted HTTP request.
Why it matters now
EPSS 0.03462 89th percentileScored 2026-11-07
Fix Partial Red Hat: 2 advisoriesRed Hat: 14 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:python:python:*:*:*:*:*:*:*:* | 2.7.0 to before 2.7.9; 3.2.0 to before 3.2.6; 3.3.0 to before 3.3.6; 3.4.0 to before 3.4.3 | Vulnerable | python-pillow |
- cpe:2.3:a:python:python:*:*:*:*:*:*:*:* Versions 2.7.0 to before 2.7.9; 3.2.0 to before 3.2.6; 3.3.0 to before 3.3.6; 3.4.0 to before 3.4.3 Vulnerable ·python-pillow
Remediation
Red Hat 2 advisories
- RHSA-2015:2101 Released 2015-11-19 · Red Hat rating Moderatepython security, bug fix, and enhancement update
- Red Hat Enterprise Linux Client (v. 7) python-2.7.5-34.el7, python-libs-2.7.5-34.el7
- Red Hat Enterprise Linux Client Optional (v. 7) python-debug-2.7.5-34.el7, python-devel-2.7.5-34.el7, python-test-2.7.5-34.el7 +2
- Red Hat Enterprise Linux ComputeNode (v. 7) python-2.7.5-34.el7, python-devel-2.7.5-34.el7, python-libs-2.7.5-34.el7
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) python-debug-2.7.5-34.el7, python-test-2.7.5-34.el7, python-tools-2.7.5-34.el7 +1
- Red Hat Enterprise Linux Server (v. 7) python-2.7.5-34.el7, python-devel-2.7.5-34.el7, python-libs-2.7.5-34.el7 +1
- Red Hat Enterprise Linux Server Optional (v. 7) python-debug-2.7.5-34.el7, python-test-2.7.5-34.el7, python-tools-2.7.5-34.el7 +1
- Red Hat Enterprise Linux Workstation (v. 7) python-2.7.5-34.el7, python-devel-2.7.5-34.el7, python-libs-2.7.5-34.el7
- Red Hat Enterprise Linux Workstation Optional (v. 7) python-debug-2.7.5-34.el7, python-test-2.7.5-34.el7, python-tools-2.7.5-34.el7 +1
- RHSA-2015:1064 Released 2015-06-04 · Red Hat rating Moderatepython27 security, bug fix, and enhancement update
- Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) python27-1.1-17.el6, python27-python-2.7.8-3.el6, python27-python-debug-2.7.8-3.el6 +11
- Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) python27-1.1-20.el7, python27-python-2.7.8-3.el7, python27-python-debug-2.7.8-3.el7 +11
- Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.5) python27-1.1-17.el6, python27-python-2.7.8-3.el6, python27-python-debug-2.7.8-3.el6 +11
- Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.6) python27-1.1-17.el6, python27-python-2.7.8-3.el6, python27-python-debug-2.7.8-3.el6 +11
- Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) python27-1.1-17.el6, python27-python-2.7.8-3.el6, python27-python-debug-2.7.8-3.el6 +11
- Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) python27-1.1-20.el7, python27-python-2.7.8-3.el7, python27-python-debug-2.7.8-3.el7 +11
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Software Collections | Affected | No fix yet |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2015:2101 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2015:2101 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2015:2101 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2015:2101 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2015:2101 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2015:2101 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2015:2101 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2015:2101 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2015:1064 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2015:1064 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.5) | Fixed | RHSA-2015:1064 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.6) | Fixed | RHSA-2015:1064 |
| Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2015:1064 |
| Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2015:1064 |
Not affected: 7 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat JBoss Enterprise Application Platform 6
- Red Hat JBoss SOA Platform 4
- Red Hat JBoss SOA Platform 5
- Red Hat OpenShift Enterprise 2
- Red Hat Software Collections
Timeline
- 2026-10-02 Threatist record created from CVE-2013-1753
- 2026-10-03 Alias added: GHSA-rg2r-27jq-959f
References
More python-pillow Python vulnerabilities
- TI-2016-01993 The DES and Triple DES ciphers, as used in the TLS, SSH, and IPSec protocols and other… CVSS 3.1HIGH 7.5
- TI-2022-24108 An XML External Entity (XXE) issue was discovered in Python through 3.9.1. CVSS 3.1CRITICAL 9.8
- TI-2022-17508 The Keccak XKCP SHA-3 reference implementation before fdc6fef has an integer overflow and… CVSS 3.1CRITICAL 9.8
- TI-2021-02254 Python 3.x through 3.9.1 has a buffer overflow in PyCArg_repr in _ctypes/callproc.c… CVSS 3.1CRITICAL 9.8
- TI-2007-04413 Directory traversal vulnerability in the (1) extract and (2) extractall functions in the… CVSS 3.1CRITICAL 9.8
- TI-2014-00217 OpenSSL before 0.9.8za, 1.0.0 before 1.0.0m, and 1.0.1 before 1.0.1h does not properly… CVSS 3.1HIGH 7.4
Sources
- CVE-2013-1753 · CVE Program
- CVE-2013-1753 · NVD
- FIRST EPSS
- GHSA-rg2r-27jq-959f · GitHub Advisory Database · CC BY 4.0
- CVE-2013-1753 · Red Hat security data · CC BY 4.0
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