Integer overflow in podofo (Alpine package)

1) Integer overflow

EUVDB-ID: #VU37700

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-5295

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

In PoDoFo 0.9.5, there is an integer overflow in the PdfXRefStreamParserObject::ParseStream function (base/PdfXRefStreamParserObject.cpp). Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted pdf file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

podofo (Alpine package): 0.9.5-r0 - 0.9.6-r2

CPE2.3

• cpe:2.3:o:alpine:podofo_alpine_package:0.9.5-r1:*:*:*:*:alpine_linux:*:
• cpe:2.3:o:alpine:podofo_alpine_package:0.9.5-r0:*:*:*:*:alpine_linux:*:
• cpe:2.3:o:alpine:podofo_alpine_package:0.9.6-r2:*:*:*:*:alpine_linux:*:

External links

http://git.alpinelinux.org/aports/commit/?id=ee0f0c39b80c484343973f2cbc7b0b2cdc0f9532

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.