01 Record

CVE-2013-2174

Heap-based buffer overflow in the curl_easy_unescape function in lib/escape.c in cURL and libcurl 7.7 through 7.30.0 allows remote attackers to cause a denial of service (application crash) or

UnratedPUBLISHEDCNA: redhat

CNA base scoreUnratedNo CNA CVSS vector

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02 Description

Heap-based buffer overflow in the curl_easy_unescape function in lib/escape.c in cURL and libcurl 7.7 through 7.30.0 allows remote attackers to cause a denial of service (application crash) or

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 9.81% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 95.4% of scored records. A rank, not a probability.
NVD base score: The NVD has published no score for this record
NVD CVSS vector: No NVD score to derive
NVD analysis status: Modified. NVD last modified this record on 2026-06-16.
Red Hat severity: Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2013-07-31 10:00Z13 YR AGO

Last updated

2024-08-06 15:27Z2 YR AGO

Reserved

2013-02-19

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
CWE-122Heap-based Buffer OverflowVariant

Data version

5.1

Document digest

8f15dadc2ecc7dd9f8d73e322e8a7a3029df4f535709ca4d952162ec5497c9c7

05 Affected products

VendorProductVersionsPlatforms

canonicalubuntu_linuxNot specified—

haxxcurlNot specified—

haxxlibcurlNot specified—

opensuseopensuseNot specified—

redhatenterprise_linuxNot specified—

06 References

www.oracle.comhttp://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlx_refsource_CONFIRM
www.oracle.comhttp://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.htmlx_refsource_CONFIRM
lists.opensuse.orgopenSUSE-SU-2013:1133http://lists.opensuse.org/opensuse-updates/2013-07/msg00013.htmlvendor-advisoryx_refsource_SUSE
rhn.redhat.comRHSA-2013:0983http://rhn.redhat.com/errata/RHSA-2013-0983.htmlvendor-advisoryx_refsource_REDHAT
github.comhttps://github.com/bagder/curl/commit/192c4f788d48f82c03e9cef40013f34370e90737x_refsource_CONFIRM
www.securityfocus.com60737http://www.securityfocus.com/bid/60737vdb-entryx_refsource_BID
www.ubuntu.comUSN-1894-1http://www.ubuntu.com/usn/USN-1894-1vendor-advisoryx_refsource_UBUNTU
www.debian.orgDSA-2713http://www.debian.org/security/2013/dsa-2713vendor-advisoryx_refsource_DEBIAN
curl.haxx.sehttp://curl.haxx.se/docs/adv_20130622.htmlx_refsource_CONFIRM

07 Fixed in

Debian 12

curl
Fixed in 7.31.0-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

curl
Fixed in 7.31.0-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

curl
Fixed in 7.31.0-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.