CVE-2019-17178: freerdp Unchecked Return Value
CVSS: 7.5v3.1HighModified
AliasesUBUNTU-CVE-2019-17178DEBIAN-CVE-2019-17178
Published 04-10-2019Last modified 05-08-2024
Vulnerability summary
CVE-2019-17178 is a high (CVSS 7.5) Unchecked Return Value vulnerability in freerdp. EPSS estimates a 2.58% chance of exploitation in the next 30 days, higher than 84.9% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
2.58%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 6 · Related 5Timeline
- 04-10-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
HuffmanTree_makeFromFrequencies in lodepng.c in LodePNG through 2019-09-28, as used in WinPR in FreeRDP and other products, has a memory leak because a supplied realloc pointer (i.e., the first argument to realloc) is also used for a realloc return value.
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.58%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
0.00 pp
From 2.58% on 19-09-2026
19-09-202619-10-2026
EPSS score2.58%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-252Unchecked Return ValueThe product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions.
- CWE-401Missing Release of Memory after Effective LifetimeThe product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.
Affected systems
Debian1 product
- freerdp2< 2.0.0~git20190204.1.2693389a+dfsg1-2
Freerdp1 product
- freerdp≤ 1.0.2 | 1.1.0:beta1
Lodev1 product
- lodepng≤ 2019-09-28
Opensuse1 product
- leapEOL15.0 | 15.1
Ubuntu1 product
- freerdpAll versions (No fix recorded)
5 vendors · 5 products
References
8 links- lists.opensuse.org/opensuse-security-announce/2019-12/msg00004.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2019-12/msg00005.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- github.com/FreeRDP/FreeRDP/commit/9fee4ae076b1ec97b97efb79ece08d1dab4df29aX Refsource MISCPatchVendor Advisory
