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What is CVE-2023-37367?A medium-severity flaw in Exynos 1080, explained.

Medium severity24 affected products
The short answer

CVE-2023-37367 is a medium-severity flaw (CVSS 5.3) in Exynos 1080 from Samsung, published on 8 September 2023. It is not on the list of flaws known to be exploited today. The latest forecast puts its chance of use in the next 30 days at 0.5%. If you run an affected version, plan in the vendor’s fix.

Check if it affects you →How to fix it

Published 8 September 2023. Record last updated 13 September 2023. We keep this page's data up to date.

What it does

What is CVE-2023-37367? In plain terms.

It can be attacked from anywhere on the internet without logging in, and nobody has to click anything. If it works, the attacker can slow it down.

The official description

An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor, and Modem (Exynos 9820, Exynos 980, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos Modem 5123, Exynos Modem 5300, and Exynos Auto T5123. In the NAS Task, an improperly implemented security check for standard can disallow desired services for a while via consecutive NAS messages.

What kind of flaw is it?

  • CWE-863Incorrect Authorization
CVSS 3.1 scoreMedium · 5.3

How an attack on it works

Read straight from its severity rating, translated out of the shorthand.

  • Where an attacker can beAnywhere on the internet
  • How hard it is to pull offEasy: no special conditions
  • Login needed firstNo login needed
  • Does someone have to clickNo, nobody has to do anything
  • What an attacker getsCan slow it down

Severity vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploitation

Is CVE-2023-37367 being exploited? Not that we know of.

It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 0.5%. That can change at any time, which is why we keep watching.

Known to be exploitedNoNot on the list of exploited flaws today
Chance of use in the next 30 days0.5%Its EPSS score, from the latest forecast

Timeline

  1. Published
  2. Record last updated
How EdgeProtect ranks it
20out of 100Low

CVE-2023-37367 scores 20. Action: Monitor.

We keep the score of every published flaw up to date as the evidence changes. Four things go into the score, and evidence that criminals are actually using it counts most. In order:

  • Evidence it is being exploitedBiggest factor
  • How severe it isStrong factor
  • How widely exposed it isKey context
  • Real threat activity around itKey context

85 and above is Critical. Anything confirmed as exploited is always marked for an emergency patch, whatever its score.

When CVE-2023-37367 matches software you track, it lands in your list with its score and the reasons behind it.

See your own ranked list →
Affected products

Who is affected by CVE-2023-37367? 24 products.

The published record lists 24 products from 1 vendor. If you run one of these, check your version, then go to the fix below.

Remediation

How do I fix CVE-2023-37367? Four steps.

  1. Check whether you run itCompare your versions with the affected products above. Not sure what you run? EdgeProtect can work it out from your public website, or you can pick it from a list.
  2. Apply the vendor’s fixInstall the update named in the vendor’s advisory. We’ve put the advisory first in the list.
  3. If you can’t patch todayFollow any mitigation the vendor publishes, and limit who can reach the affected system from the internet until the update is in.
  4. Keep an eye on itTrack the product and we tell you as soon as we spot this flaw on the list of exploited flaws, or a jump in its exploit likelihood.

References

1 link
EdgeProtect

Does CVE-2023-37367 affect you? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.
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FAQ

Common questions, answered plainly.

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CVE-2023-37367 is a medium-severity flaw in Exynos 1080 from Samsung, published on 8 September 2023. It can be attacked from anywhere on the internet without logging in, and nobody has to click anything. If it works, the attacker can slow it down.

It scores 5.3 out of 10 on the CVSS severity scale, which is medium. Our risk score for CVE-2023-37367 is 20 out of 100, which is Low. Its action is "Monitor". No sign of exploitation and a low forecast. Patch it in your normal update cycle.

It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 0.5%. That can change at any time, which is why we keep watching.

For Exynos 1080 from Samsung: version not specified. The record lists 24 products in all, each with its versions, under "Who is affected" on this page.

Install the update the vendor names in its advisory, linked first under "How do I fix" on this page. If you can't patch today, follow the vendor's mitigation and limit who can reach the affected system from the internet.

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