#VU20304 Integer overflow in Exiv2 - CVE-2019-14982

Vulnerability identifier: #VU20304

Vulnerability risk: Low

CVSSv4.0: 1.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2019-14982

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Exiv2
Universal components / Libraries / Libraries used by multiple products

Vendor: GNU

Description

The vulnerability allows a remote attacker to perform denial of service attack.

The vulnerability exists due to integer overflow in the WebPImage::getHeaderOffset() function in webpimage.cpp. A remote attacker can pass a specially crafted file to the affected application, trigger integer overflow and crash the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Exiv2: 0.23 - 0.27.1

---

External links
https://github.com/Exiv2/exiv2/compare/v0.27.2-RC2...v0.27.2
https://github.com/Exiv2/exiv2/issues/960
https://github.com/Exiv2/exiv2/pull/962/commits/e925bc5addd881543fa503470c8a859e112cca62

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.