CVE-2018-20365

Exp

LibRaw::raw2image() in libraw_cxx.cpp has a heap-based buffer overflow.

Published: 2018-12-22 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2018-20365 is rated High Exploit Risk (72.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.78%). 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +2.33% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2018-20365

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2018-20365

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.45% 2.78% +2.33%
2 2025-12-04 0.90% 0.45% -0.45%
3 2025-11-22 — 0.90% —

Full EPSS history (15 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2018-20365

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.5 3.0 MEDIUM
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 3.6 [email protected]
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2018-20365

OS Trackers for CVE-2018-20365

vendor priority summary link
alpine medium CVE-2018-20365: 1 source package rows (libraw); 11 state rows across 7 repos (3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 7, open 4. https://security.alpinelinux.org/vuln/CVE-2018-20365
debian not yet assigned CVE-2018-20365 not yet assigned priority: Debian including 1 source packages (libraw), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2018-20365
redhat medium — https://access.redhat.com/security/cve/CVE-2018-20365
suse medium CVE-2018-20365 severity moderate: SUSE including 19 source package names (libraw-devel-0.15.4-30.1, libraw-devel-0.18.9-3.8.1, …), 47 product×package rows across 29 product lines (SUSE Linux Enterprise Desktop 12 SP3, SUSE Linux Enterprise Desktop 12 SP4, … (29 product lines)): Fixed 47. https://www.suse.com/security/cve/CVE-2018-20365/
ubuntu low CVE-2018-20365 low priority: Ubuntu including 8 source packages (darktable, dcraw, …), 152 status rows across 19 suites (bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): ignored 74, DNE 38, needs-triage 22, not-affected 14, released 4. https://ubuntu.com/security/CVE-2018-20365

Affected software / configurations for CVE-2018-20365

Vendor Product Version Raw CPE
libraw libraw <= 0.19.1 cpe:2.3:a:libraw:libraw:*:*:*:*:*:*:*:*

References for CVE-2018-20365

URL Tags
http://www.securityfocus.com/bid/106299 Third Party Advisory VDB Entry
https://github.com/LibRaw/LibRaw/issues/195 Exploit Patch Third Party Advisory
https://usn.ubuntu.com/3989-1/
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