How severe is CVE-2018-11740?

CVE-2018-11740 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability high.

Is CVE-2018-11740 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-11740?

CVE-2018-11740 affects Sleuthkit The Sleuth Kit. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-11740?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-11740 published?

CVE-2018-11740 was published on 2018-06-05 and last updated on 2026-06-17.

CVE-2018-11740

CVE-2018-11740 is a high-severity vulnerability in Sleuthkit The Sleuth Kit with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 5.8
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Sleuthkit The Sleuth Kit
Published: 2018-06-05
Last modified: 2026-06-17

Description

An issue was discovered in libtskbase.a in The Sleuth Kit (TSK) from release 4.0.2 through to 4.6.1. An out-of-bounds read of a memory region was found in the function tsk_UTF16toUTF8 in tsk/base/tsk_unicode.c which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service attack.

Frequently asked questions

What is CVE-2018-11740?: An issue was discovered in libtskbase.a in The Sleuth Kit (TSK) from release 4.0.2 through to 4.6.1. An out-of-bounds read of a memory region was found in the function tsk_UTF16toUTF8 in tsk/base/tsk_unicode.c which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service attack.
How severe is CVE-2018-11740?: CVE-2018-11740 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability high.
Is CVE-2018-11740 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-11740?: CVE-2018-11740 affects Sleuthkit The Sleuth Kit. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-11740?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-11740 published?: CVE-2018-11740 was published on 2018-06-05 and last updated on 2026-06-17.

References

https://github.com/sleuthkit/sleuthkit/issues/1264

Affected products (1)

cpe:2.3:a:sleuthkit:the_sleuth_kit:*:*:*:*:*:*:*:*

More vulnerabilities in Sleuthkit The Sleuth Kit

CVE-2020-10232 — Critical (CVSS 9.8): In version 4.8.0 and earlier of The Sleuth Kit (TSK), there is a stack buffer overflow vulnerability in the YAFFS file…
CVE-2019-14532 — Critical (CVSS 9.8): An issue was discovered in The Sleuth Kit (TSK) 4.6.6. There is an off-by-one overwrite due to an underflow on…
CVE-2019-14531 — Critical (CVSS 9.8): An issue was discovered in The Sleuth Kit (TSK) 4.6.6. There is an out of bounds read on iso9660 while parsing System…
CVE-2020-10233 — Critical (CVSS 9.1): In version 4.8.0 and earlier of The Sleuth Kit (TSK), there is a heap-based buffer over-read in ntfs_dinode_lookup in…
CVE-2018-11739 — High (CVSS 8.1): An issue was discovered in libtskimg.a in The Sleuth Kit (TSK) from release 4.0.2 through to 4.6.1. An out-of-bounds…
CVE-2018-11738 — High (CVSS 8.1): An issue was discovered in libtskfs.a in The Sleuth Kit (TSK) from release 4.0.2 through to 4.6.1. An out-of-bounds…

All CVEs affecting Sleuthkit The Sleuth Kit →

Other CWE-125 (Out-of-bounds Read) vulnerabilities

CVE-2026-24826 — Critical (CVSS 10.0): Out-of-bounds Write, Divide By Zero, NULL Pointer Dereference, Use of Uninitialized Resource, Out-of-bounds Read,…
CVE-2024-22004 — Critical (CVSS 10.0): Due to length check, an attacker with privilege access on a Linux Nonsecure operating system can trigger a…
CVE-2021-41556 — Critical (CVSS 10.0): sqclass.cpp in Squirrel through 2.2.5 and 3.x through 3.1 allows an out-of-bounds read (in the core interpreter) that…
CVE-2021-21777 — Critical (CVSS 10.0): An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer…
CVE-2017-14451 — Critical (CVSS 10.0): An exploitable out-of-bounds read vulnerability exists in libevm (Ethereum Virtual Machine) of CPP-Ethereum. A…
CVE-2013-0767 — Critical (CVSS 10.0): The nsSVGPathElement::GetPathLengthScale function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and…

Browse all CWE-125 (Out-of-bounds Read) vulnerabilities →